H3C S7500 Series Ethernet Switches Operation Manual

Operation Manual – Routing Protocol
H3C S7500 Series Ethernet Switches Table of Contents
iv
6.3.1 Configuration Prerequisites..................................................................................... 6-7
6.3.2 Configuring Basic BGP Functions........................................................................... 6-7
6.4 Configuring the Way to Advertise/Receive Routing Information ....................................... 6-9
6.4.1 Configuration Prerequisites..................................................................................... 6-9
6.4.2 Importing Routes..................................................................................................... 6-9
6.4.3 Configuring BGP Route Aggregation .................................................................... 6-10
6.4.4 Enabling Default Route Advertising ...................................................................... 6-11
6.4.5 Configuring the BGP Route Advertising Policy..................................................... 6-11
6.4.6 Configuring BGP Route Receiving Policy ............................................................. 6-12
6.4.7 Configuring BGP-IGP Route Synchronization ...................................................... 6-13
6.4.8 Configuring BGP Route Dampening ..................................................................... 6-14
6.4.9 Configuring BGP Load Balance ............................................................................ 6-14
6.5 Configuring BGP Route Attributes................................................................................... 6-15
6.6 Adjusting and Optimizing a BGP Network....................................................................... 6-17
6.6.1 Configuration Prerequisites................................................................................... 6-17
6.6.2 Adjusting and Optimizing a BGP Network ............................................................ 6-18
6.7 Configuring a Large-Scale BGP Network........................................................................ 6-19
6.7.1 Configuration Prerequisites................................................................................... 6-19
6.7.2 Configuring a BGP Peer Group............................................................................. 6-20
6.7.3 Configuring a BGP Community............................................................................. 6-21
6.7.4 Configuring BGP RR ............................................................................................. 6-21
6.7.5 Configuring BGP Confederation............................................................................ 6-22
6.8 Displaying and Maintaining BGP Configuration............................................................... 6-23
6.8.1 Displaying BGP Configuration............................................................................... 6-23
6.8.2 BGP Connection Reset......................................................................................... 6-24
6.8.3 Clearing BGP Information ..................................................................................... 6-25
6.9 BGP Configuration Examples.......................................................................................... 6-25
6.9.1 Configuring BGP AS Confederation Attribute ....................................................... 6-25
6.9.2 Configuring BGP RR ............................................................................................. 6-26
6.9.3 Configuring BGP Routing...................................................................................... 6-28
6.10 Troubleshooting BGP Configuration.............................................................................. 6-32
Chapter 7 IP Routing Policy Configuration ................................................................................ 7-1
7.1 IP Routing Policy Overview ............................................................................................... 7-1
7.1.1 Filters....................................................................................................................... 7-1
7.1.2 Applications of Routing Policy................................................................................. 7-2
7.2 IP Routing Policy Configuration......................................................................................... 7-3
7.2.1 Configuring a Route Policy...................................................................................... 7-3
7.2.2 Define an IP Prefix List............................................................................................ 7-7
7.2.3 Configuring an AS Path List.................................................................................... 7-7
7.2.4 Configuring a Community List................................................................................. 7-8
7.2.5 Applying a Routing Policy to Import Routes............................................................ 7-8
7.2.6 Applying a Routing Policy to Receive or Advertise Routes .................................... 7-9